London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Southgate 1938
[Report of the Medical Officer of Health for Southgate]
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Summary of Work carried out during 1938.
Total number of samples examined 206
Samples examined for total bacterial count 152
Samples submitted to reductase test 54
Samples submitted to phosphatase test 65
Samples examined for presence of bacillus coli 130
Samples examined for presence of tubercle bacilli 107
Samples of Non -designated Milks, including Raw Milk,
Pasteurised (Non-designated) Milk, Sterilized Milk
and Irradiated Milk, examined 98
Percentage of satisfactory results, as regards total bacterial
count 100%
Percentage of satisfactory results, as regards b. coli content 100%
Percentage of Non-designated Pasteurised Milks complying
with phosphatase test 90.9%
Average bacterial count 27,042
Samples of Designated Milks examined 108
Tuberculin Tested (Certified) 18
Tuberculin Tested 25
Tuberculin Tested (Pasteurised) 8
Accredited 11
Pasteurised 46
Fifty-four samples of raw. designated milks were
submitted to the methylene blue (reductase) test with the
following results :— Percentage
found
satisfactory.
Tuberculin Tested (Certified) 94.4%
Tuberculin Tested 88.0%
Accredited 100.0%
Forty-six samples of designated milks treated by heat
were examined for total bacterial content, as follows:—
Tuberculin Tested (Pasteurised).
Percentage of samples found satisfactory in
every respect 87.5%
Percentage of samples not complying with phosphatase
test 12.5%
Average bacterial count 21,701
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